// SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
// Copyright (c) 2021-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// SPDX-License-Identifier: Apache-2.0
#ifndef NVIDIA_GXF_CUDA_CUDA_STREAM_SYNC_HPP_
#define NVIDIA_GXF_CUDA_CUDA_STREAM_SYNC_HPP_

#include <cuda_runtime.h>

#include "gxf/cuda/cuda_stream.hpp"
#include "gxf/std/codelet.hpp"
#include "gxf/std/receiver.hpp"
#include "gxf/std/transmitter.hpp"


namespace nvidia {
namespace gxf {

// Get all cuda streams from messages of receiver, synchronize these streams,
// and forward messages to transmitter.
class CudaStreamSync  : public Codelet {
 public:
  virtual ~CudaStreamSync() = default;
  gxf_result_t registerInterface(Registrar* registrar) override;
  gxf_result_t tick() override;

 private:
  Parameter<Handle<Receiver>> rx_;
  Parameter<Handle<Transmitter>> tx_;
};

}  // namespace gxf
}  // namespace nvidia

#endif  // NVIDIA_GXF_CUDA_CUDA_STREAM_SYNC_HPP_
